ヒバリ vs Gray Treefrog

Alauda arvensis compared with Dryophytes versicolor

Key Differences

ヒバリ is Vulnerable while Gray Treefrog is Least Concern.

Taxonomic Classification

Rank	ヒバリ	Gray Treefrog
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Amphibia (両生類)
Order	Passeriformes (スズメ目)	Anura (カエル)
Family	Alaudidae	Hylidae
Genus	Alauda	Dryophytes
Species	Alauda arvensis	Dryophytes versicolor

Evolutionary Relationship

ヒバリ and Gray Treefrog share a common ancestor at the Phylum level: Chordata. (脊索動物)

表示 Phylum: Chordata

Conservation Status

ヒバリ

VU — Vulnerable

Gray Treefrog

LC — Least Concern

Physical Characteristics

Attribute	ヒバリ	Gray Treefrog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ヒバリ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Widely distributed across Europe (5 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Gray Treefrog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in United States.

ヒバリ

ヒバリ（Alauda arvensis）は、飛翔中に歌う複雑で美しい声でヨーロッパの文学と詩に称えられてきました。ヨーロッパとアジア全域の開けた農地、草地、荒野の上空を数百メートルも垂直に舞い上がりながら、最長1時間にわたって途切れなく歌い続けます。雄は700種類以上の独特なさえずりを発することができます。かつてヨーロッパの農地で非常に多かったヒバリの個体数は、農業の集約化により1970年代から70%以上減少しています。